Editing Commodore 64 (section)

== PCB Schematics & Service Guide ==
The C64 underwent several motherboard revisions, each with slight variations:
* '''Assy 326298''' – Early models with 8 RAM chips.
* '''Assy 250407''' – Common revision with improved reliability.
* '''Assy 250425''' – Featured in the C64C with consolidated chips.
* '''Assy 250466''' – Later C64C models with further integration.

=== Motherboard & Schematic ===
{| class="wikitable" style="width:75%; text-align:center;"
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! Logic Board !! Schematic Diagrams
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| [[File:C64 Logic Board.jpg|thumb|center|350px|Commodore 64 Logic Board]]
| [[File:C64 Schematic Page 1.png|center|thumb|350x350px|C64 Logic Board Schematic (Page 1)]][[File:C64 Schematic Page 2.png|center|thumb|352x352px|C64 Logic Board Schematic (Page 2)]]
|}